東莞枕式包裝機的生產步驟
2024-08-15(3207)次瀏覽
東莞枕式包裝機的生產研究零件表面間的相對位置關系離不開基準,不明確基準就無法確定零件表面的位置。基準就其一般意義來講,就是零件上用以確定其他點、線、面的位置所依據的點、線、面。基準按其作用不同,可分為設計基準和工藝基準兩大類。東莞枕式包裝機的生產步驟是怎樣的?
1、設計基準
在零件圖上用以確定其他點、線(xian)、面的基(ji)(ji)準,稱(cheng)為設計基(ji)(ji)準,就活(huo)塞來說,設計基(ji)(ji)準指活(huo)塞中心線(xian)和(he)銷孔(kong)中心線(xian)。
2、工藝基準
零件在加工和(he)裝配(pei)過程(cheng)中(zhong)所使用的基(ji)準,稱(cheng)為工藝基(ji)準。工藝基(ji)準按用途不同,又分為定位(wei)基(ji)準、測量(liang)基(ji)準和(he)裝配(pei)基(ji)準。
3、工件的安裝方式
為了在工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)的某(mou)一(yi)部位上加(jia)工(gong)(gong)(gong)(gong)出(chu)符合(he)規定(ding)技術要求的表面(mian),在機(ji)械加(jia)工(gong)(gong)(gong)(gong)前,需使(shi)工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)在機(ji)床上相對于工(gong)(gong)(gong)(gong)具占據某(mou)一(yi)正確(que)的位置(zhi)。通常把這個過程稱為工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)的“定(ding)位”。工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)定(ding)位后,由于在加(jia)工(gong)(gong)(gong)(gong)中受到切削(xue)力(li)、重力(li)等的作(zuo)用,還應采(cai)用一(yi)定(ding)的機(ji)構將工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)“夾緊”,使(shi)其確(que)定(ding)的位置(zhi)保持不變。使(shi)工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)在機(ji)床上占有正確(que)的位置(zhi)并將工(gong)(gong)(gong)(gong)件(jian)(jian)(jian)夾緊的過程稱為“安裝”。
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